Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSMAZDA20105 SPORT, 2.3 L, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 185 (COOLING SYSTEM)THERMOSTAT REMOVAL/INSTALLATIONTHERMOSTAT INSTALLATION NOTE

2010 Mazda 5 Sport, 2.3 L, Standard

Thermostat Installation Note

2010 Mazda 5 Sport, 2.3 L, StandardSECTION Thermostat Installation Note

WARNING: This page is about a different car, the 2004 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.

Install the thermostat into the thermostat case with the jiggle pin at the top.

Fig 1: Locating Jiggle Pin Position
Courtesy of MAZDA MOTORS CORP.

RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.